Gupta, R., Gupta, R., Jan, R., Langer, B., Gupta, R. K. and Singh, P. (2019) “Prevalence of respiratory morbidity among brick kiln workers: a cross sectional study from rural north India”, International Journal of Research in Medical Sciences, 7(5), pp. 1506–1510. doi: 10.18203/2320-6012.ijrms20191547.